Intrusion detection systems

Abstract

IDS are becoming the logical next step for many organizations after deploying firewall technology at the network perimeter. IDS can offer protection from external users and internal attackers, where traffic doesn't go past the firewall at all. However, the following points are very important to keep in mind. 1. Strong identification and authentication: An IDS uses very good signature analysis mechanisms but strong user identification and authentication mechanisms are still needed. 2. IDS are not a solution to all secur...